Use $remote_scheme to correctly set the HTTP protocol the client is u…

…sing

roles/eda/templates/eda.configmap.yaml.j2

@@ -43,6 +43,11 @@ data:
         worker_connections 1024;
     }
     http {
+        map $http_x_forwarded_proto $remote_scheme {
+            default $http_x_forwarded_proto;
+            ''      $scheme;
+        }
+
         include mime.types;
         types {
             application/manifest+json webmanifest;